Year	Month	Nb_of_distinct_IPs	Nb_of_downloads
2011	Jan	27	30
2011	Feb	21	26
2011	Mar	26	115
2011	Apr	35	59
2011	May	19	23
2011	Jun	32	53
2011	Jul	51	82
2011	Aug	64	83
2011	Sep	31	80
2011	Oct	44	66
2011	Nov	52	68
2011	Dec	30	31
2011	all	348	716